<template>
  <div class="login-contianer">
    <div class="login-box">
      <div class="avatar-box">
        <img src="../assets/logo.png" alt />
      </div>
      <el-form label-width="0px" class="login-form" :model="form" :rules="rules" ref="loginRef">
        <el-form-item prop="username">
          <el-input v-model="form.username" prefix-icon="el-icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input prefix-icon="el-icon-lock" v-model="form.password" type="password"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetLogin">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      form: {
        username: '',
        password: ''
      },
      rules: {
        // 验证规则，required代表必填项
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    // 点击重置按钮，重置登录表单
    resetLogin: function() {
      this.$refs.loginRef.resetFields()
    },
    login() {
      // this.$refs.loginRef.validate(async (valid)=>{
      //   if(!valid) return;
      // 将this.$http.post('login',this.form)的data值弄成res
      // const {data:res} = await this.$http.post('login',this.form);
      // if (res.meta.status !== 200) return this.$message.error("登录失败");
      // this.$message.error("登录成功");
      //1. 将登录成功之后的 token，保存到客户端的 sessionStorage 中
      //1.1 项目中出了登录之外的其他API接口，必须在登录之后才能访问
      //1.2 token 只应在当前网站打开期间生效，所以将 token 保存在 sessionStorage 中
      // window.sessionStorage.setItem("token",res.data.token);
      this.$router.push('/home')
      // })
    }
  }
}
</script>
<style lang="less" scoped>
.login-contianer {
  background-color: #2b4b6b;
  height: 100vh;
}
.login-box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .login-form {
    margin-top: 120px;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }
}
.avatar-box {
  height: 130px;
  width: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
}
</style>